Molekula
Megestrol Acetate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Megestrol Acetate is a synthetic progestin used primarily in veterinary medicine to stimulate appetite and treat weight loss, as well as in human medicine for hormonal therapies, including palliative care and endometriosis management. It is a white to off-white crystalline powder with a molecular formula of C24H32O4 and a molecular weight of 384.51 g/mol. It must be stored at 2 to 8°C and carries a **Danger** signal word due to its potential toxicity. Molekula supplies Megestrol Acetate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White or almost white crystalline powder |
| Melting Point | About 217°C |
| Loss on Drying | Not more than 0.5% |
| Assay | 97.0% - 102.0% |
| Sulphated Ash | Not more than 0.1% |
| Specific optical rotation | +14.0° - +17.0° |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 218-220 °C |
Source: PubChem CID 11683 (DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 90030669 |
| CAS Number | 595-33-5 |
| IUPAC Name | [(8R,9S,10R,13S,14S,17R)-17-acetyl-6,10,13-trimethyl-3-oxo-2,8,9,11,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate |
| EC Number | 209-864-5 |
| Molecular Formula | C24H32O4 |
| Molecular Weight | 384.51 |
| Exact Mass | 384.2301 |
| SMILES | CC1=C[C@@H]2[C@H](CC[C@]3([C@H]2CC[C@@]3(C(=O)C)OC(=O)C)C)[C@@]4(C1=CC(=O)CC4)C |
| InChIKey | RQZAXGRLVPAYTJ-GQFGMJRRSA-N |
| InChI | InChI=1S/C24H32O4/c1-14-12-18-19(22(4)9-6-17(27)13-21(14)22)7-10-23(5)20(18)8-11-24(23,15(2)25)28-16(3)26/h12-13,18-20H,6-11H2,1-5H3/t18-,19+,20+,22-,23+,24+/m1/s1 |
| PubChem CID | 11683 |
| REACH Code | Y110 |
| HTS Code | 2937235050 |
| Tariff Code | 2937230000 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H341 Suspected of causing genetic defects
- H351 Suspected of causing cancer
- H360FD May damage fertility. May damage the unborn child.
- H373 May cause damage to organs through prolonged or repeated exposure
Precautionary statements
- P201 Obtain special instructions before use
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
- P501 Dispose of contents/container to an approved waste disposal plant
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- BDH 1298
- Maygace
- Megace
- Megace ES
- Megeron
- Megestat
- Megestryl acetate
- Niagestin
- Ovaban
- Ovarid
Frequently asked questions
What is Megestrol Acetate used for?
Megestrol Acetate is primarily used as a synthetic progestin in veterinary medicine for appetite stimulation and treatment of hormonal disorders in animals, as well as in human medicine for palliative care in cancer patients.
What is the chemical formula and molecular weight of Megestrol Acetate?
The chemical formula is **C24H32O4**, and the molecular weight is **384.51 g/mol**.
How should Megestrol Acetate be stored?
Store Megestrol Acetate at **2 to 8°C** in a cool, dry place, away from light and moisture.
What grades or purity levels are available for Megestrol Acetate?
Molekula supplies Megestrol Acetate in **pharmaceutical-grade purity** (typically ≥99% HPLC).
Can Molekula supply Megestrol Acetate in bulk quantities?
Yes, we offer bulk quantities of Megestrol Acetate, with flexible packaging options (e.g., drums, bottles) based on customer requirements.
What documentation comes with an order of Megestrol Acetate?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **batch-specific documentation** for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.